Common Voice Scripted Speech 25.0 - Xhosa

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License:

CC0-1.0

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Steward:

Common Voice

Task: ASR

Release Date: 3/22/2026

Format: MP3

Size: 2.11 MB


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Description

A collection of read speech recordings in Xhosa (IsiXhosa).

Specifics

Licensing

Creative Commons Zero v1.0 Universal (CC0-1.0)

https://spdx.org/licenses/CC0-1.0.html

Considerations

Restrictions/Special Constraints

None provided.

Forbidden Usage

It is forbidden to attempt to determine the identity of speakers in the Common Voice datasets. It is forbidden to re-host or re-share this dataset.

Processes

Intended Use

This dataset is intended to be used for training and evaluating automatic speech recognition (ASR) models. It may also be used for applications relating to computer-aided language learning (CALL) and language or heritage revitalisation.

Metadata

IsiXhosa — Xhosa (xh)

This datasheet is for cv-corpus-25.0-2026-03-09 of the Mozilla Common Voice Scripted Speech dataset for Xhosa [IsiXhosa - xh]. The dataset contains 30 clips representing 0.04 hours of recorded speech (0.01 hours validated) from 4 speakers, recorded from a text corpus of 16,398 sentences.

Demographic information

The dataset includes the following self-declared age and gender distributions. A coverage summary is shown below each table.

Gender

Self-declared gender information. The table shows clip and speaker counts with percentages. Speakers who did not declare a gender are listed as Unspecified. A dash (-) indicates zero.

CodeGenderClipsSpeakers
male_masculineMale, masculine--
female_feminineFemale, feminine--
transgenderTransgender--
non-binaryNon-binary--
do_not_wish_to_sayPrefer not to say--
-Unspecified30 (100.0%)4 (100.0%)

Gender declared: 0 of 30 clips (0.0%), 0 of 4 speakers (0.0%)

Age

Self-declared age information. The table shows clip and speaker counts with percentages. Speakers who did not declare an age are listed as Unspecified. A dash (-) indicates zero.

CodeAgeClipsSpeakers
teensTeens--
twentiesTwenties--
thirtiesThirties--
fourtiesFourties--
fiftiesFifties--
sixtiesSixties--
seventiesSeventies--
eightiesEighties--
ninetiesNineties--
-Unspecified30 (100.0%)4 (100.0%)

Age declared: 0 of 30 clips (0.0%), 0 of 4 speakers (0.0%)

Data splits for modelling

Clip buckets

BucketClips
Validated9 (30.0%)
Invalidated2 (6.7%)
Other19 (63.3%)

Training splits

SplitClips
Train7 (77.8%)
Dev-
Test2 (22.2%)

Training split coverage: 9 of 9 validated clips (100.0%)

The dataset contains 9 validated, 2 invalidated, and 19 unresolved clips. The average clip duration is 5.99 seconds.

Text corpus

Validated sentences: 1,476

CategoryCount
Unvalidated sentences14,922
Pending sentences14,922
Rejected sentences-
Reported sentences-

The corpus contains 16,398 sentences: 1,476 validated and 14,922 unvalidated (14,922 pending review, 0 rejected), with 0 reported for review.

Sample

There follows a randomly selected sample of five sentences from the corpus.

  1. Emva koko chazela umlingane wakho ngendlela ezahluka ngayo izivakalisi ngokwentsingiselo.

  2. umama notata wam babetshatile kangangeminyaka emihlanu phambi kokuzalwa kwam

  3. umfo wayenxibe impahla entsha emtshatweni

  4. Ukuba ngaba kunjalo, nceda ubonisane nomhlohli wakho okanye lowo wongamele umsebenzi wakho.

  5. Wababona abantwana bakhe besikolo beme bayame ngodonga ngathi ziigusha zisoyiswa lilanga.

Sources

SourceSentences
sentence-collector1,476 (100.0%)

Fields

Clips

Each row of a tsv file represents a single audio clip, and contains the following information:

  • client_id - hashed UUID of a given user

  • path - relative path of the audio file

  • text - supposed transcription of the audio

  • up_votes - number of people who said audio matches the text

  • down_votes - number of people who said audio does not match text

  • age - age of the speaker1

  • gender - gender of the speaker1

  • accents - accents of the speaker1

  • variant - variant of the language1

  • segment - if sentence belongs to a custom dataset segment, it will be listed here

  • prompt_upvotes - number of upvotes the sentence prompt received

  • prompt_reports - number of reports the sentence prompt received

  • is_edited - whether the clip's transcription has been edited

validated_sentences.tsv

The validated_sentences.tsv file contains one row per validated sentence in the text corpus:

  • sentence_id - unique identifier for the sentence

  • sentence - the sentence text

  • variant - the variant of the language

  • sentence_domain - the domain(s) the sentence belongs to

  • source - the source the sentence was collected from

  • is_used - whether the sentence is still in circulation for recording

  • clips_count - number of clips recorded for this sentence

unvalidated_sentences.tsv

The unvalidated_sentences.tsv file contains one row per unvalidated sentence in the text corpus:

  • sentence_id - unique identifier for the sentence

  • sentence - the sentence text

  • variant - the variant of the language

  • sentence_domain - the domain(s) the sentence belongs to

  • source - the source the sentence was collected from

  • up_votes - number of upvotes the sentence received

  • down_votes - number of downvotes the sentence received

  • status - current status of the sentence (pending or rejected)

Get involved

Community links

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Licence

This dataset is released under the Creative Commons Zero (CC-0) licence. By downloading this data you agree to not determine the identity of speakers in the dataset.

Footnotes

  1. For a full list of age, gender, and accent options, see the demographics spec. These will only be reported if the speaker opted in to provide that information. 2 3 4